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© 2004 Current Medicine Group Ltd FISIOLOGÍA DIGESTIVA (BCM II) Clase 7: Gastritis y H. pylori Dr. Michel Baró A.
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© 2004 Current Medicine Group Ltd Gastritis: overview of anatomy and histology
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© 2004 Current Medicine Group Ltd Normal fundic mucosa
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© 2004 Current Medicine Group Ltd General classification of gastritis
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© 2004 Current Medicine Group Ltd Endoscopic erosive gastritis
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© 2004 Current Medicine Group Ltd Erosive gastritis
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© 2004 Current Medicine Group Ltd Gastritis: anti inflamatorios no esteroidales y aspirina (“Gastropatía”)
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© 2004 Current Medicine Group Ltd Acute erosive hemorrhagic gastritis
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© 2004 Current Medicine Group Ltd Endoscopic gastritis: alcohol Gastropatía hemorrágica alcohólica
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© 2004 Current Medicine Group Ltd Alcoholic hemorrhagic gastritis: histologic features Epitelio intacto Bandas Hemorrágicas interglandulares Edema Ausencia de Infiltrado inflmatorio
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© 2004 Current Medicine Group Ltd Chronic gastritis: nonspecific gastritis (a) TABLE 5 - 10A. CHRONIC GASTRITIS: NONSPECIFIC GASTRITIS - HELICOBACTER PYLORI
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© 2004 Current Medicine Group Ltd Chronic gastritis: nonspecific gastritis (b)
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© 2004 Current Medicine Group Ltd Nonerosive nonspecific gastritis: activity (a) Gastritis crónica superficial, activa (infiltrado neutrófilos y mononucleares)
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© 2004 Current Medicine Group Ltd Nonerosive nonspecific gastritis: activity (b) Gastritis crónica superficial (infiltrado sólo mononucleares)
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© 2004 Current Medicine Group Ltd Foveolar hyperplasia
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© 2004 Current Medicine Group Ltd Intestinal metaplasia
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© 2004 Current Medicine Group Ltd Endocrine consequences of chronic atrophic gastritis
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© 2004 Current Medicine Group Ltd Enterochromaffin-like cell hyperplasia
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© 2004 Current Medicine Group Ltd Distributions of nonerosive, nonspecific gastritis Se asocia a la presencia de H. pylori Úlcera duodenal 90% Úlcera gástrica 50-80% Anemia perniciosa Gastritis auto-inmune
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© 2004 Current Medicine Group Ltd Serum pepsinogens and chronic gastritis
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© 2004 Current Medicine Group Ltd Chronic gastritis: specific or distinctive gastritis
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© 2004 Current Medicine Group Ltd Morphology and taxonomy
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© 2004 Current Medicine Group Ltd Electron micrographs from Helicobacter pylori-infected patient (A)
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© 2004 Current Medicine Group Ltd Electron micrographs from Helicobacter pylori-infected patient (B)
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© 2004 Current Medicine Group Ltd Prevalence by age and country of origin (A)
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© 2004 Current Medicine Group Ltd Prevalence by age and country of origin (B)
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© 2004 Current Medicine Group Ltd Prevalence by ethnic group
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© 2004 Current Medicine Group Ltd Clustering of organism within families
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© 2004 Current Medicine Group Ltd Histologic stains (A) Warthin.Starry
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© 2004 Current Medicine Group Ltd Histologic stains (B) Giemsa
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© 2004 Current Medicine Group Ltd Histologic stains (C) Acridina
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© 2004 Current Medicine Group Ltd Histologic stains (D) Gimenez
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© 2004 Current Medicine Group Ltd Histologic stains (E) Hematoxilina-eosina
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© 2004 Current Medicine Group Ltd Urease
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© 2004 Current Medicine Group Ltd Urea breath tests (C13 and C14)
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© 2004 Current Medicine Group Ltd Rapid urease tests
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© 2004 Current Medicine Group Ltd Tests for diagnosis of Helicobacter pylori can be categorized
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© 2004 Current Medicine Group Ltd Association of Helicobacter pylori with gastrointestinal disease
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© 2004 Current Medicine Group Ltd Helicobacter pylori and chronic active gastritis
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© 2004 Current Medicine Group Ltd Antral (type B) gastritis 95% porta H. pylori
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© 2004 Current Medicine Group Ltd Helicobacter pylori's initiation of mucosal inflammation
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© 2004 Current Medicine Group Ltd Pathway of Helicobacter pylori induction
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© 2004 Current Medicine Group Ltd Lymphoid follicle
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© 2004 Current Medicine Group Ltd Gastric metaplasia
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© 2004 Current Medicine Group Ltd Histology of gastric metaplasia (A) (duodeno)
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© 2004 Current Medicine Group Ltd Histology of gastric metaplasia (B)
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© 2004 Current Medicine Group Ltd Helicobacter pylori and peptic ulcer disease
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© 2004 Current Medicine Group Ltd Helicobacter pylori and peptic ulcer disease
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© 2004 Current Medicine Group Ltd Helicobacter pylori and serum gastrin concentrations
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© 2004 Current Medicine Group Ltd Effect of Helicobacter Pylori eradication
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© 2004 Current Medicine Group Ltd H. Pylori y carcinoma: Epidemiology and geographic data
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© 2004 Current Medicine Group Ltd Stored sera were analyzed for Helicobacter pylori
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© 2004 Current Medicine Group Ltd Characteristics of gross pathology
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© 2004 Current Medicine Group Ltd Relationship of Helicobacter pylori to gastric cancer
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© 2004 Current Medicine Group Ltd Non-Hodgkin's lymphoma of the stomach
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© 2004 Current Medicine Group Ltd Dense lymphoid infiltrate Hiperplasia Folicular
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© 2004 Current Medicine Group Ltd Lymphoepithelial lesion Linfoma MALT (linfocitos B)
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© 2004 Current Medicine Group Ltd Cytokeratin stains (A) Normal
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© 2004 Current Medicine Group Ltd Cytokeratin stains (B) MALT lymphoma Linfoma MALT (linfocitos B)
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© 2004 Current Medicine Group Ltd Regression of gastric mucosa-associated lymphoid tissue
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© 2004 Current Medicine Group Ltd FIN
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